PIEZOMAGNETISM AND DOMAINS IN MnF2 J. Baruchel, A. Draperi, M. El Kadiri, G. Fillion, M. Maeder, P. Molho et J.L. Porteseil J. Phys. Colloques, 49 C8 (1988) C8-1895-C8-1896 DOI: 10.1051/jphyscol:19888859